1 files changed, 1 insertions, 0 deletions
diff --git a/core/runtime.rs b/core/runtime.rs
index 9fa626636..80fe90d2f 100644
--- a/core/runtime.rs
+++ b/core/runtime.rs
@@ -31,6 +31,7 @@ use futures::stream::StreamExt;
 use futures::stream::StreamFuture;
 use futures::task::AtomicWaker;
 use futures::Future;
+use log::debug;
 use std::any::Any;
 use std::cell::RefCell;
 use std::collections::HashMap;